Penn Valley Airport (IATA: SEG[2], ICAO: KSEG, FAA LID: SEG) is a public airport in Monroe Township, Snyder County, and is a mile north of Selinsgrove, a borough in Snyder County, Pennsylvania.

[1] The National Plan of Integrated Airport Systems for 2011–2015 categorized it as a general aviation facility.

[3] Penn Valley Airport covers 149 acres (60 ha) at an elevation of 463 feet (141 m).

[1] In the year ending March 7, 2012 the airport had 28,000 aircraft operations, average 76 per day: 87% general aviation, 12% air taxi, and 1% military.

30 aircraft were then based at the airport: 67% single-engine, 13% ultralight, 10% multi-engine, 7% jet, and 3% helicopter.